Subversion Repositories SmartDukaan

package in.shop2020.serving.services;

import in.shop2020.logistics.Provider;
import in.shop2020.model.v1.catalog.InventoryService.Client;
import in.shop2020.model.v1.catalog.InventoryServiceException;
import in.shop2020.model.v1.order.Order;
import in.shop2020.model.v1.user.Address;
import in.shop2020.model.v1.user.User;
import in.shop2020.model.v1.user.UserContextException;
import in.shop2020.serving.utils.FileUtils;
import in.shop2020.serving.utils.Utils;
import in.shop2020.thrift.clients.CatalogServiceClient;
import in.shop2020.thrift.clients.LogisticsServiceClient;
import in.shop2020.thrift.clients.TransactionServiceClient;
import in.shop2020.thrift.clients.UserContextServiceClient;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.StringWriter;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;

import org.apache.thrift.TException;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.exception.MethodInvocationException;
import org.apache.velocity.exception.ParseErrorException;
import org.apache.velocity.exception.ResourceNotFoundException;


public class PageLoaderHandler {


        public String getMainBannerHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/mainbanner.vm";
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }


        public String getBestSellersHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/bestsellers.vm";
                
                CatalogServiceClient catalogServiceClient = null;
                Client client = null;
                
                try {
                        catalogServiceClient = new CatalogServiceClient();
                        client = catalogServiceClient.getClient();
                        List<Long> items = client.getBestSellersCatalogIds(0, 4, null, -1);
                        List<String> itemList = new ArrayList<String>();
                        for(Long item: items){
                                itemList.add(FileUtils.read( Utils.EXPORT_ENTITIES_PATH + item + File.separator +"HomeSnippet.html"));
                        }
                        context.put("itemList", itemList);
                        
                } catch(Exception e){
                        
                }
                
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;      
        }


        public String getLatestArrivalsHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/latestarrivals.vm";
                
                CatalogServiceClient catalogServiceClient = null;
                Client client = null;
                
                try {
                        catalogServiceClient = new CatalogServiceClient();
                        client = catalogServiceClient.getClient();
                        List<Long> items = client.getLatestArrivalsCatalogIds(0, 4, null, 10003);
                        List<String> itemList = new ArrayList<String>();
                        for(Long item: items){
                                try{
                                        itemList.add(FileUtils.read( Utils.EXPORT_ENTITIES_PATH + item + File.separator +"HomeSnippet.html"));
                                }catch(IOException ioex){
                                        ioex.printStackTrace();
                                }
                        }
                        context.put("itemList", itemList);
                        
                } catch(Exception e){
                        e.printStackTrace();
                }
                
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }


        public String getBestDealsHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/bestdeals.vm";
                
                CatalogServiceClient catalogServiceClient = null;
                Client client = null;
                
                try {
                        catalogServiceClient = new CatalogServiceClient();
                        client = catalogServiceClient.getClient();
                        List<Long> items = client.getBestDealsCatalogIds(0,4, null, -1);
                        List<String> itemList = new ArrayList<String>();
                        for(Long item: items){
                                itemList.add(FileUtils.read( Utils.EXPORT_ENTITIES_PATH + item + File.separator +"HomeSnippet.html"));
                        }
                        context.put("itemList", itemList);
                        
                } catch (InventoryServiceException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                } catch (TException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                } catch (Exception e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                } 
                
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }


        public String getFooterHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/footer.vm";
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }


        public String getMyResearchHtml() {
            String htmlString = "";
        VelocityContext context = new VelocityContext();
        String templateFile = "templates/myresearch.vm";
        htmlString = getHtmlFromVelocity(templateFile, context);
        return htmlString;
        }

        public String getBrowseHistoryHtml() {
            String htmlString = "";
        VelocityContext context = new VelocityContext();
        String templateFile = "templates/browsehistory.vm";
        htmlString = getHtmlFromVelocity(templateFile, context);
        return htmlString;
        }

        public String getCustomerServiceHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/customerservice.vm";
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }


        public String getSlideGuideHtml(long productId) {
                StringBuilder htmlString = new StringBuilder();
                String filename = Utils.EXPORT_ENTITIES_PATH + productId + File.separator + "SlideGuide.html";
                File f = new File(filename);
                
                
                FileInputStream fis = null;
                try {
                        fis = new FileInputStream(f);
                        BufferedReader br = new BufferedReader(new InputStreamReader(fis));
                        String line;
                        while((line = br.readLine()) != null){
                                htmlString.append(line+"\n");
                        }
                } catch (FileNotFoundException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
                finally {
                        if(fis != null) {
                                try {
                                        fis.close();
                                } catch (IOException e) {
                                        // TODO Auto-generated catch block
                                        e.printStackTrace();
                                }
                        }
                }
                
                return htmlString.toString();
        }

        public String getProductSummaryHtml(long productId) {
                StringBuilder htmlString = new StringBuilder();
                String filename = Utils.EXPORT_ENTITIES_PATH + productId + File.separator + "ProductDetail.html";
                File f = new File(filename);
                
                
                FileInputStream fis = null;
                try {
                        fis = new FileInputStream(f);
                        BufferedReader br = new BufferedReader(new InputStreamReader(fis));
                        String line;
                        while((line = br.readLine()) != null){
                                htmlString.append(line+"\n");
                        }
                } catch (FileNotFoundException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
                finally {
                        if(fis != null) {
                                try {
                                        fis.close();
                                } catch (IOException e) {
                                        // TODO Auto-generated catch block
                                        e.printStackTrace();
                                }
                        }
                }
                
                return htmlString.toString();
        }

        public String getProductPropertiesHtml(long productId) {
                StringBuilder htmlString = new StringBuilder();
                String filename = Utils.EXPORT_ENTITIES_PATH + productId + File.separator + "ProductPropertiesSnippet.html";
                File f = new File(filename);
                
                
                FileInputStream fis = null;
                try {
                        fis = new FileInputStream(f);
                        BufferedReader br = new BufferedReader(new InputStreamReader(fis));
                        String line;
                        while((line = br.readLine()) != null){
                                htmlString.append(line+"\n");
                        }
                } catch (FileNotFoundException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
                finally {
                        if(fis != null) {
                                try {
                                        fis.close();
                                } catch (IOException e) {
                                        // TODO Auto-generated catch block
                                        e.printStackTrace();
                                }
                        }
                }
                
                return htmlString.toString();
        }
        
        public String getMainMenuHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/mainmenu.vm";
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }

        
        public String getSearchBarHtml(long itemCounts, long categoryId) {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/searchbar.vm";
                
                context.put("itemCount", itemCounts+"");
                context.put("categoryId", categoryId+"");
                
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }



        public String getHeaderHtml(boolean isLoggedIn, String  userName, String url) {
                VelocityContext context = new VelocityContext();
                if (isLoggedIn) {
                        context.put("LOGGED_IN", "TRUE");
                        context.put("WELCOME_MESSAGE", "Hi, " + userName);
                } else {
                        context.put("WELCOME_MESSAGE", "Hi, Welcome to Saholic");
                        context.put("REDIRECT_URL", url);
                }               
                
                String templateFile = "templates/header.vm";
                
                return getHtmlFromVelocity(templateFile, context);
        }

        
        public String getOrderDetailsHtml(long orderId, long userId) {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/orderdetails.vm";
                Order order = null;
                Date orderedOn = null, deliveryEstimate = null;
                Provider provider = null;
                try{
                        TransactionServiceClient transactionServiceClient = new TransactionServiceClient();
                        in.shop2020.model.v1.order.TransactionService.Client orderClient = transactionServiceClient.getClient();
                        order = orderClient.getOrderForCustomer(orderId, userId);
                        orderedOn = new Date(order.getCreated_timestamp());
                        deliveryEstimate = new Date(order.getExpected_delivery_time());

                        if(order.getLogistics_provider_id() != 0){
                                LogisticsServiceClient logisticsServiceClient = new LogisticsServiceClient();
                                in.shop2020.logistics.LogisticsService.Client logisticsClient = logisticsServiceClient.getClient();
                                provider = logisticsClient.getProvider(order.getLogistics_provider_id());
                        }
                }catch (Exception e){
                        
                }
                
                SimpleDateFormat dateformat = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss aa");
                SimpleDateFormat dateformat1 = new SimpleDateFormat("dd/MM/yyyy");
                context.put("order", order);
                context.put("orderedOn", dateformat.format(orderedOn));
                context.put("deliveryEstimate", dateformat1.format(deliveryEstimate));
                if(provider!=null){
                        context.put("providerName", provider.getName());
                }

                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }
        
        public String getMyaccountDetailsHtml(long userId) {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/myaccount.vm";
                List<Order> orders = null;
                Map<Long, String> providerNames = new HashMap<Long, String>();
                try{
                        TransactionServiceClient transactionServiceClient = new TransactionServiceClient();
                        in.shop2020.model.v1.order.TransactionService.Client orderClient = transactionServiceClient.getClient();
                        orders = orderClient.getOrdersForCustomer(userId, 0, (new Date()).getTime(), null);
                        
                        LogisticsServiceClient logisticsServiceClient = new LogisticsServiceClient();
                        in.shop2020.logistics.LogisticsService.Client logisticsClient = logisticsServiceClient.getClient();
                        List<Provider> providers = logisticsClient.getAllProviders();
                        for(Provider provider: providers)
                                providerNames.put(provider.getId(), provider.getName());
                }catch (Exception e){
                        e.printStackTrace();
                }
                List<String> orderDate = new ArrayList<String>();
                SimpleDateFormat dateformat = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss aa");
                if(orders!=null && !orders.isEmpty()){
                        for(Order order: orders){
                                Date orderedOn = new Date(order.getCreated_timestamp());
                                orderDate.add(dateformat.format(orderedOn));
                        }
                }
                context.put("orders", orders);
                context.put("orderDate", orderDate);
                context.put("providerNames", providerNames);
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }

        
        public String getLoginDetailsHtml(long userId) {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/logindetails.vm";
                String email = "";
                try{
                        email = getEmailId(userId);
                }catch (Exception e){
                        
                }
                context.put("email", email);
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }
        
        public String getEmailId(long userId){
                String email = " ";
                
                try {
                        UserContextServiceClient userContextServiceClient = new UserContextServiceClient();
                        in.shop2020.model.v1.user.UserContextService.Client userClient = userContextServiceClient.getClient();
                        if(userClient.getUserById(userId).getEmail() != null){
                                email = userClient.getUserById(userId).getEmail();
                        }
                } catch (UserContextException e) {
                        e.printStackTrace();
                } catch (TException e) {
                        e.printStackTrace();
                } catch (Exception e) {
                        e.printStackTrace();
                }
                return email; 
        }

        
        public String getPersonalDetailsHtml(long userId) {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/personaldetails.vm";
                String email = "";
                String name = "";
                String dateOfBirth = "";
                String sex = "";
                String subscribe = "false";
                UserContextServiceClient userContextServiceClient = null;
                in.shop2020.model.v1.user.UserContextService.Client userClient = null;
                try{
                        User user = null;
                        userContextServiceClient = new UserContextServiceClient();
                        userClient = userContextServiceClient.getClient();
                        user = userClient.getUserById(userId);
                        
                        email = user.getCommunicationEmail();
                        name = user.getName();
                        
                        dateOfBirth = user.getDateOfBirth();
                }catch (Exception e){
                        e.printStackTrace();
                }
                context.put("name", name);
                context.put("email", email);
                context.put("dateOfBirth", dateOfBirth+"");
                context.put("subscribe", subscribe);
                context.put("sex", sex);
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }
        
        public String getMyaccountHeaderHtml() {
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/myaccountheader.vm";
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }

        public String getShippingAddressDetailsHtml(long userId, String errorMsg){
                String htmlString = "";
                VelocityContext context = new VelocityContext();
                String templateFile = "templates/shippingaddressdetails.vm";
                long defaultAddressId = 0;
                List<Address> addresses = null;
                
                UserContextServiceClient userContextServiceClient = null;
                in.shop2020.model.v1.user.UserContextService.Client userClient = null;
                try {
                        userContextServiceClient = new UserContextServiceClient();
                        userClient = userContextServiceClient.getClient();
                        
                        addresses = userClient.getAllAddressesForUser(userId);
                        defaultAddressId = userClient.getDefaultAddressId(userId);
                } catch (Exception e) {
                        e.printStackTrace();
                }
                context.put("defaultAddressId", defaultAddressId+"");
                context.put("addresses", addresses);
                context.put("errorMsg", errorMsg);
                
                htmlString = getHtmlFromVelocity(templateFile, context);
                return htmlString;
        }

        public String getHtmlFromVelocity(String templateFile, VelocityContext context){
                Properties p = new Properties();
                p.setProperty("resource.loader", "class");
                p.setProperty("class.resource.loader.class",
                "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
                p.setProperty("runtime.log.logsystem.class", "org.apache.velocity.runtime.log.NullLogSystem"); 
                
                try {
                        Velocity.init(p);
                        //Velocity.setProperty(Velocity.FILE_RESOURCE_LOADER_PATH, value)
                        Template template = Velocity.getTemplate(templateFile);
                        if(template != null) {
                                StringWriter writer = new StringWriter();
                                template.merge(context, writer);
                                writer.flush();
                                writer.close();
                                return writer.toString();
                        }
        
                        } catch (ResourceNotFoundException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                        } catch (ParseErrorException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                        } catch (MethodInvocationException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                        } catch (IOException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                        } catch (Exception e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                        }
        
                return null;
        }
}